Backdrop holder



FIG. 1 is a perspective view of a backdrop holder showing my new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a perspective view of the backdrop holder where the backdrop holder is in a first configuration of use;

FIG. 10 is a perspective view of the backdrop holder where the backdrop holder is in a second configuration of use;

FIG. 11 is an enlarged view of portion 11 shown in FIG. 1; and,

FIG. 12 is an enlarged view of portion 12 shown in FIG. 2.

The broken lines in the drawings depict portions of the backdrop holder that form no part of the claimed design. 

CLAIM The ornamental design for a backdrop holder, as shown and described. 